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add Channel State Information(CSI) support

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This commit is contained in:
Xia Xiaotian
2018-05-09 16:44:06 +08:00
parent 4d6e600f23
commit 7f8811ea14
4 changed files with 101 additions and 6 deletions
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61
components/esp32/include/esp_wifi.h
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@@ -99,6 +99,7 @@ typedef struct {
int tx_buf_type; /**< WiFi TX buffer type */
int static_tx_buf_num; /**< WiFi static TX buffer number */
int dynamic_tx_buf_num; /**< WiFi dynamic TX buffer number */
int csi_enable; /**< WiFi channel state information enable flag */
int ampdu_rx_enable; /**< WiFi AMPDU RX feature enable flag */
int ampdu_tx_enable; /**< WiFi AMPDU TX feature enable flag */
int nvs_enable; /**< WiFi NVS flash enable flag */
@@ -121,6 +122,12 @@ typedef struct {
#define WIFI_DYNAMIC_TX_BUFFER_NUM 0
#endif
#if CONFIG_ESP32_WIFI_CSI_ENABLED
#define WIFI_CSI_ENABLED 1
#else
#define WIFI_CSI_ENABLED 0
#endif
#if CONFIG_ESP32_WIFI_AMPDU_RX_ENABLED
#define WIFI_AMPDU_RX_ENABLED 1
#else
@@ -175,6 +182,7 @@ extern const wpa_crypto_funcs_t g_wifi_default_wpa_crypto_funcs;
.tx_buf_type = CONFIG_ESP32_WIFI_TX_BUFFER_TYPE,\
.static_tx_buf_num = WIFI_STATIC_TX_BUFFER_NUM,\
.dynamic_tx_buf_num = WIFI_DYNAMIC_TX_BUFFER_NUM,\
.csi_enable = WIFI_CSI_ENABLED,\
.ampdu_rx_enable = WIFI_AMPDU_RX_ENABLED,\
.ampdu_tx_enable = WIFI_AMPDU_TX_ENABLED,\
.nvs_enable = WIFI_NVS_ENABLED,\
@@ -964,6 +972,59 @@ esp_err_t esp_wifi_get_event_mask(uint32_t *mask);
esp_err_t esp_wifi_80211_tx(wifi_interface_t ifx, const void *buffer, int len, bool en_sys_seq);
/**
* @brief The RX callback function of Channel State Information(CSI) data.
*
* Each time a CSI data is received, the callback function will be called.
*
* @param ctx context argument, passed to esp_wifi_set_csi_rx_cb() when registering callback function.
* @param data CSI data received.
*
*/
typedef void (* wifi_csi_cb_t)(void *ctx, wifi_csi_info_t *data);
/**
* @brief Register the RX callback function of CSI data.
*
* Each time a CSI data is received, the callback function will be called.
*
* @param cb callback
* @param ctx context argument, passed to callback function
*
* @return
* - ESP_OK: succeed
* - ESP_ERR_WIFI_NOT_INIT: WiFi is not initialized by esp_wifi_init
*/
esp_err_t esp_wifi_set_csi_rx_cb(wifi_csi_cb_t cb, void *ctx);
/**
* @brief Set CSI data configuration
*
* @param config configuration
*
* return
* - ESP_OK: succeed
* - ESP_ERR_WIFI_NOT_INIT: WiFi is not initialized by esp_wifi_init
* - ESP_ERR_WIFI_NOT_START: WiFi is not started by esp_wifi_start or promiscuous mode is not enabled
* - ESP_ERR_INVALID_ARG: invalid argument
*/
esp_err_t esp_wifi_set_csi_config(const wifi_csi_config_t *config);
/**
* @brief Enable or disable CSI
*
* @param en true - enable, false - disable
*
* return
* - ESP_OK: succeed
* - ESP_ERR_WIFI_NOT_INIT: WiFi is not initialized by esp_wifi_init
* - ESP_ERR_WIFI_NOT_START: WiFi is not started by esp_wifi_start or promiscuous mode is not enabled
* - ESP_ERR_INVALID_ARG: invalid argument
*/
esp_err_t esp_wifi_set_csi(bool en);
#ifdef __cplusplus
}
#endif